9838965 has 16 divisors (see below), whose sum is σ = 15781248. Its totient is φ = 5234496.

The previous prime is 9838951. The next prime is 9838981. The reversal of 9838965 is 5698389.

It is not a de Polignac number, because 9838965 - 2¹⁰ = 9837941 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11544 + ... + 12366.

It is an arithmetic number, because the mean of its divisors is an integer number (986328).

Almost surely, 2^9838965 is an apocalyptic number.

It is an amenable number.

9838965 is a deficient number, since it is larger than the sum of its proper divisors (5942283).

9838965 is a wasteful number, since it uses less digits than its factorization.

9838965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628.

The product of its digits is 466560, while the sum is 48.

The square root of 9838965 is about 3136.7124509588. The cubic root of 9838965 is about 214.2807405195.

The spelling of 9838965 in words is "nine million, eight hundred thirty-eight thousand, nine hundred sixty-five".